Home / 175,421.07-263,129.28-42,300.27

Finding the Fourth Proportional to 175,421.07, 263,129.28 and 42,300.27

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Solution

The fourth proportional to 175,421.07, 263,129.28 and 42,300.27 is: 63,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,421.07 : 263,129.28 = 42,300.27 : x
  2. Step 2: Convert to fraction form
    175,421.07/263,129.28 = 42,300.27/x
  3. Step 3: Cross multiply
    175,421.07x = 263,129.28 × 42,300.27
  4. Step 4: Simplify right side
    175,421.07x = 11,130,439,588.91
  5. Step 5: Solve for x
    x = 11,130,439,588.91/175,421.07
  6. Step 6: Final answer
    x = 63,449.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.